When you don¡¦t have any screwdriver or tools at
hand, you can use Hose Clamps easily. The piece of plastic,
which is like a butterfly¡¦s wing, is added to the screw of the
product. This piece of plastic can be used as a tool to screw
and to adjust the Hose Clamps to make the product completely
close to each other. There are two different kinds of
materials, one is Stainless Steel and the other is Galvanized
Steel.